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Vocabulary Words 19

Constructive/Destructive Forces

Constructive Forces Processes which raise or build up the surface of the Earth.
Destructive Forces Processes which lower the surface of the Earth.
Deposition The process of dropping, or depositing sediment in a new location.
Earthquake Vibration of the Earth caused by energy that has been stored along a fault.
Volcano Type of mountain formed when tectonic plates push magma from under the Earth's surface;this hardened lava forms a mountain.
Delta A deposit of soil or silt formed wherever a swift stream or river empties into a lake, ocean or a slower river.
Sand Dune A mound of that is depsited by the wind.
Faults A large crack in layers of rock where movement has occured.
Erosion Carrying away weathered soil,rock,and other materials on the Earth's surface by gravity, water,and wind
Weathering Process of phisical disintegration and chemical decomposition of solid rock materials at or near the Earth's surface.
Decomposers An organism that obtains energy from decaying organic material.
Organisms A living thing.
Seismological Studies The study of earthquakes and the structure of the earth, by both naturally and artificially generated seismic waves.
Flood Control Any activity designed to reduce the flow and impact of a flood including levess, reservoirs and dams.
Dam A barrier controlling the flow of water and backing up water.
Levee A long, narrow embankment usually built to protect land from flooding, can also occur naturally along a river.
Beach Reclamation The process of reestablishing a beach after severe erosion has depleted it.
Created by: shansen20